The Nariva swamp is the largest freshwater wetlands in Trinidad. It also has been designated a wetland of international importance under the Ramsar Conventions. The swamp can be found on the eastern coast of Trinidad, immediately inland from the Manzanilla Bay. Covering over 60 sq. km the swamp is extremely biodiverse. It is also home to over 58 different species of mammals including the West Indian manatee, which the swamp is a key habitat for, and the red howler monkey, boa constrictors, and anacondas. This internationally protected forest reserve has documented over 200 species of birds in their different habitats. The palm, swamp and mangrove forest make Nariva Swamp the ideal habitat for the Yellow-headed Caracara, ospreys, Zone-tailed Hawks, Gray-lined Hawks, Long-winged Harriers, Red-breasted and Yellow-hooded Blackbirds and Pinnated Bittern. The Nariva Swamp is also an important place to study mosquito-borne diseases. There are 4 wetland vegetation types in this swamp, Mangrove Swamp Forest, Palm Forest, Swamp Wood, and Freshwater Marsh.